Team Fox / Mbed 2 deprecated TR_EXCITATION_TEST

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Dependencies:   FreescaleIAP mbed-rtos mbed

Fork of BAE_CODE_MARCH_2017 by Team Fox

BCN.cpp@50:6001287f3045, 2016-07-18 (annotated)

Committer:
lakshya
Date:
Mon Jul 18 06:36:25 2016 +0000
Revision:
50:6001287f3045
Parent:
49:61c9f28332ba
Child:
51:661dc022613a
before last stage tested with tctm

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lakshya 20:949d13045431 1 #include "BCN.h"
lakshya 33:76f2b8735501 2 #include "EPS.h"
lakshya 20:949d13045431 3 #include <stdio.h>
lakshya 20:949d13045431 4 #include "pin_config.h"
lakshya 20:949d13045431 5 //Check the pin names
lakshya 27:61c856be467e 6 //Takes max 4 sec in void FCTN_BCN_TX_MAIN() (temp.calc. + long_beacon + short_beacon)
lakshya 20:949d13045431 7
lakshya 49:61c9f28332ba 8 Timer timer_Init_BEACON_HW;
lakshya 49:61c9f28332ba 9 Timer timer_Set_BCN_TX_STATUS_DISABLED;
lakshya 49:61c9f28332ba 10 Timer timer_Set_BCN_TX_STATUS_SUSPENDED;
lakshya 49:61c9f28332ba 11 Timer timer_Set_BCN_TX_STATUS_RF_SILENCE;
lakshya 49:61c9f28332ba 12 Timer timer_Set_BCN_TX_STATUS_SUCCESS;
lakshya 49:61c9f28332ba 13 Timer timer_Set_BCN_TX_STATUS_FAILURE;
lakshya 49:61c9f28332ba 14
lakshya 49:61c9f28332ba 15
lakshya 49:61c9f28332ba 16 DigitalOut bcn_sw(PIN14,0);
lakshya 20:949d13045431 17 Serial pc_bcn(USBTX, USBRX); //tx,rx
lakshya 47:d59ba66229ce 18 //SPI spi(D11, D12, D13); // mosi, miso, sclk
lakshya 47:d59ba66229ce 19 //DigitalOut cs(D10); //slave select or chip select
lakshya 47:d59ba66229ce 20 SPI spi(PIN16, PIN17, PIN15); // mosi, miso, sclk
lakshya 47:d59ba66229ce 21 DigitalOut cs(PIN6); //slave select or chip select
lakshya 20:949d13045431 22 Timer t_i;//timer for checking the time taken by (temp.calc. + long_beacon + short_beacon)
lakshya 20:949d13045431 23 //Timer t_is;//timer for short_beacon
lakshya 20:949d13045431 24 //Timer t_il;//timer for long_beacon
lakshya 20:949d13045431 25 Timeout rf_sl_timeout;//RF_silence timer
lakshya 20:949d13045431 26 Ticker loop;//for transmitting every 10 secs
lakshya 20:949d13045431 27
lakshya 20:949d13045431 28 //GLOBAL VARIABLES
lakshya 20:949d13045431 29 uint8_t BCN_INIT_STATUS = 0;
lakshya 20:949d13045431 30 uint8_t BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 31 uint8_t BCN_TX_STATUS = 0;
lakshya 20:949d13045431 32 uint8_t BCN_TX_ENABLE = 1; //hardcoding for now //check where is this variable toggled??
lakshya 20:949d13045431 33 uint8_t BCN_TX_SW_STATUS = 1;
lakshya 20:949d13045431 34 uint8_t BCN_FEN = 0; //hardcoding for now //write this value to flash
lakshya 20:949d13045431 35 uint8_t BCN_SPND_TX = 0; //hardcoding for now //check where is this variable toggled??
lakshya 20:949d13045431 36 uint8_t BCN_TMP = 0; // For Temperature
lakshya 20:949d13045431 37 uint8_t ERROR_CHECK = 0;
lakshya 20:949d13045431 38 uint8_t BCN_FAIL_COUNT = 0; //Flag for keeping count of no. of times of BCN failure in init or one transmission in 30 secs (failure in spi communication)
lakshya 20:949d13045431 39 //This Flag when exceeds a threshold, uC should reset.
lakshya 20:949d13045431 40 uint16_t BCN_TX_MAIN_COUNTER = 0;
lakshya 33:76f2b8735501 41 uint8_t SHORT_HK_data[15];
lakshya 33:76f2b8735501 42 extern uint8_t BCN_LONG_MSG_TYPE;
lakshya 33:76f2b8735501 43 extern uint8_t LONG_HK_data[2][134];
lakshya 47:d59ba66229ce 44 extern DigitalOut BCN_SW;
lakshya 33:76f2b8735501 45 extern float EPS_BTRY_TMP_AVG;
lakshya 33:76f2b8735501 46
lakshya 33:76f2b8735501 47 extern BAE_HK_quant quant_data;
lakshya 33:76f2b8735501 48 extern uint8_t BAE_RESET_COUNTER;
lakshya 33:76f2b8735501 49 extern Timer BAE_uptime;
lakshya 33:76f2b8735501 50 extern Timer I2C_last;
lakshya 33:76f2b8735501 51 extern void RETURN_UPTIME(float,uint8_t*,uint8_t*,uint8_t*);
lakshya 47:d59ba66229ce 52 extern DigitalIn CDMS_OC_FAULT;
lakshya 47:d59ba66229ce 53 extern DigitalIn EPS_CHARGER_STATUS;
lakshya 33:76f2b8735501 54 extern uint8_t crc8_short();
lakshya 33:76f2b8735501 55
lakshya 33:76f2b8735501 56 void SHORT_HK_data_AQ()
lakshya 33:76f2b8735501 57 {
lakshya 33:76f2b8735501 58 uint8_t days,hours,mins;//for calculating the timing data in bae i2c uptime
lakshya 33:76f2b8735501 59
lakshya 33:76f2b8735501 60 //1st 0-7 call sign
lakshya 33:76f2b8735501 61 //SHORT_HK_data[0] _ SHORT_HK_data[6]
lakshya 49:61c9f28332ba 62 SHORT_HK_data[0] = 0xF3;
lakshya 49:61c9f28332ba 63 SHORT_HK_data[1] = 0x02;
lakshya 49:61c9f28332ba 64 SHORT_HK_data[2] = 0xFA;
lakshya 49:61c9f28332ba 65 SHORT_HK_data[3] = 0xC6;
lakshya 49:61c9f28332ba 66 SHORT_HK_data[4] = 0xD4;
lakshya 49:61c9f28332ba 67 SHORT_HK_data[5] = 0x28;
lakshya 49:61c9f28332ba 68 SHORT_HK_data[6] = 0x8A;
lakshya 33:76f2b8735501 69
lakshya 33:76f2b8735501 70 SHORT_HK_data[7] = quant_data.voltage_quant[15];
lakshya 33:76f2b8735501 71 SHORT_HK_data[7] = (SHORT_HK_data[7] & 0xF0) | (quant_data.current_quant[1]>>4);
lakshya 49:61c9f28332ba 72 SHORT_HK_data[8] = 0xFF;
lakshya 33:76f2b8735501 73 //braga SHORT_HK_data[8] = acs first 4 bit
lakshya 33:76f2b8735501 74 SHORT_HK_data[8] = (SHORT_HK_data[8] & 0xF0) | BCN_TMP>>4;
lakshya 49:61c9f28332ba 75 SHORT_HK_data[9] = 0xFF;
lakshya 33:76f2b8735501 76 //SHORT_HK_data[9] = float_to_uint8(min,max,EPS_BTRY_TMP_AVG); min max diss azad
lakshya 33:76f2b8735501 77 SHORT_HK_data[9] = (SHORT_HK_data[9]&0xF0) | BAE_RESET_COUNTER>>4;
lakshya 33:76f2b8735501 78
lakshya 49:61c9f28332ba 79
lakshya 33:76f2b8735501 80 RETURN_UPTIME(BAE_uptime.read(),&days,&hours,&mins);
lakshya 33:76f2b8735501 81 SHORT_HK_data[10] = CDMS_OC_FAULT;
lakshya 33:76f2b8735501 82 //SHORT_HK_data[10] = (1<<SHORT_HK_data[10]) | receiver_oc_fault//to be diss;
lakshya 33:76f2b8735501 83 SHORT_HK_data[10] = (SHORT_HK_data[10]<<1) | ((quant_data.voltage_quant[12]>>2)&0x3C);
lakshya 33:76f2b8735501 84 SHORT_HK_data[10] = (SHORT_HK_data[10]<<2) | ((days>>3)&0x03);
lakshya 33:76f2b8735501 85 SHORT_HK_data[11] = (days<<5) | (hours&0x1F);
lakshya 33:76f2b8735501 86
lakshya 33:76f2b8735501 87 RETURN_UPTIME(I2C_last.read(),&days,&hours,&mins);
lakshya 33:76f2b8735501 88 SHORT_HK_data[12] = EPS_CHARGER_STATUS;
lakshya 33:76f2b8735501 89 SHORT_HK_data[12] = (SHORT_HK_data[12]<<4) | (quant_data.voltage_quant[13]>>4);
lakshya 33:76f2b8735501 90 SHORT_HK_data[12] = (SHORT_HK_data[12]<<3) | (days>>2);
lakshya 33:76f2b8735501 91 SHORT_HK_data[13] = (days<<6) | (mins&0x3F);
lakshya 33:76f2b8735501 92
lakshya 33:76f2b8735501 93 SHORT_HK_data[14] = crc8_short();
lakshya 33:76f2b8735501 94 }
lakshya 20:949d13045431 95
lakshya 20:949d13045431 96 void FCTN_BCN_INIT()
lakshya 20:949d13045431 97 {
lakshya 20:949d13045431 98 pc_bcn.printf("FCTN_BCN_INIT\n");
lakshya 20:949d13045431 99 BCN_INIT_STATUS = 1;
lakshya 33:76f2b8735501 100 if( BCN_TX_SW_STATUS == 0b00000001)
lakshya 49:61c9f28332ba 101 {
lakshya 49:61c9f28332ba 102 timer_Init_BEACON_HW.reset();
lakshya 49:61c9f28332ba 103 timer_Init_BEACON_HW.start();
lakshya 49:61c9f28332ba 104 Init_BEACON_HW();
lakshya 49:61c9f28332ba 105 timer_Init_BEACON_HW.stop();
lakshya 49:61c9f28332ba 106 }
lakshya 49:61c9f28332ba 107 else
lakshya 49:61c9f28332ba 108 {
lakshya 49:61c9f28332ba 109 timer_Set_BCN_TX_STATUS_DISABLED.reset();
lakshya 49:61c9f28332ba 110 timer_Set_BCN_TX_STATUS_DISABLED.start();
lakshya 49:61c9f28332ba 111 Set_BCN_TX_STATUS(BCN_TX_DISABLED);
lakshya 49:61c9f28332ba 112 timer_Set_BCN_TX_STATUS_DISABLED.stop();
lakshya 49:61c9f28332ba 113 }
lakshya 33:76f2b8735501 114 // if(BCN_FEN == 0)//BCN_FEN is in flash
lakshya 33:76f2b8735501 115 // rf_sl_timeout.attach(&FCTN_BCN_FEN, RF_SILENCE_TIME);
lakshya 20:949d13045431 116 BCN_INIT_STATUS = 0;
lakshya 20:949d13045431 117 }
lakshya 20:949d13045431 118
lakshya 20:949d13045431 119 extern uint32_t FCTN_BAE_RD_FLASH_ENTITY(uint16_t);
lakshya 20:949d13045431 120 extern void FCTN_BAE_WR_FLASH(uint16_t ,uint32_t );
lakshya 20:949d13045431 121
lakshya 20:949d13045431 122 void FCTN_BCN_FEN(const void*)
lakshya 20:949d13045431 123 {
lakshya 20:949d13045431 124 pc_bcn.printf("FCTN_FEN\n\r");
lakshya 20:949d13045431 125 BCN_FEN = 1;//write this value to flash
lakshya 20:949d13045431 126 uint32_t FLASH_DATA;
lakshya 20:949d13045431 127 FLASH_DATA = FCTN_BAE_RD_FLASH_ENTITY(0);
lakshya 27:61c856be467e 128 FLASH_DATA = (FLASH_DATA | 0x00000800);//see if uint8 to uint32 conversion works
lakshya 20:949d13045431 129 FCTN_BAE_WR_FLASH(0,FLASH_DATA);
lakshya 20:949d13045431 130 }
lakshya 20:949d13045431 131 void FCTN_BCN_TX_MAIN()
lakshya 20:949d13045431 132 {
lakshya 20:949d13045431 133 ERROR_CHECK=0;
lakshya 20:949d13045431 134 pc_bcn.printf("\n\nFCTN_BCN_TX_MAIN\n\r");
lakshya 20:949d13045431 135 t_i.start();
lakshya 20:949d13045431 136 int begin = t_i.read_us();
lakshya 20:949d13045431 137 //int begins,beginl,endl;
lakshya 20:949d13045431 138 int begintx,endtx;
lakshya 20:949d13045431 139 BCN_TX_MAIN_STATUS = 1;
lakshya 20:949d13045431 140 BCN_TX_MAIN_COUNTER++;
lakshya 50:6001287f3045 141 printf("BCN_FEN = %d\n\r",BCN_FEN);
lakshya 20:949d13045431 142 if(BCN_FEN == 1)
lakshya 20:949d13045431 143 {
lakshya 50:6001287f3045 144 printf("BCN_TX_SW_STATUS = %d\n\r",BCN_TX_SW_STATUS);
lakshya 50:6001287f3045 145 //if(BCN_TX_SW_STATUS == 0b00000001)
lakshya 50:6001287f3045 146 if(BCN_TX_SW_STATUS != 0b00000000)
lakshya 20:949d13045431 147 {
lakshya 49:61c9f28332ba 148 timer_Init_BEACON_HW.reset();
lakshya 49:61c9f28332ba 149 timer_Init_BEACON_HW.start();
lakshya 33:76f2b8735501 150 Init_BEACON_HW();
lakshya 49:61c9f28332ba 151 timer_Init_BEACON_HW.stop();
lakshya 49:61c9f28332ba 152
lakshya 33:76f2b8735501 153 if( BCN_TX_STATUS == BCN_INIT_SUCCESS )
lakshya 20:949d13045431 154 {
lakshya 47:d59ba66229ce 155 pc_bcn.printf("\n\r transmitting");
lakshya 33:76f2b8735501 156 //Measure and store BCN temperature in BCN_TS_BUFFER
lakshya 33:76f2b8735501 157 uint8_t temp_temp = check_Temperature();
lakshya 33:76f2b8735501 158 if( temp_temp != 0xFF )
lakshya 33:76f2b8735501 159 BCN_TMP = temp_temp;
lakshya 33:76f2b8735501 160 pc_bcn.printf("temperature = %d\n\r",BCN_TMP);
lakshya 33:76f2b8735501 161 //Get BCN_HK data from BCN HW(SPI) //Store BCN_HK data in BCN_HK_BUFFER
lakshya 50:6001287f3045 162 printf("BCN_SPND_TX = %d\n\r",BCN_SPND_TX);
lakshya 33:76f2b8735501 163 if(BCN_SPND_TX == 1 )
lakshya 33:76f2b8735501 164 {
lakshya 49:61c9f28332ba 165 timer_Set_BCN_TX_STATUS_SUSPENDED.reset();
lakshya 49:61c9f28332ba 166 timer_Set_BCN_TX_STATUS_SUSPENDED.start();
lakshya 33:76f2b8735501 167 Set_BCN_TX_STATUS(BCN_TX_SUSPENDED);
lakshya 33:76f2b8735501 168 BCN_TX_MAIN_STATUS = 0;
lakshya 49:61c9f28332ba 169 timer_Set_BCN_TX_STATUS_SUSPENDED.stop();
lakshya 33:76f2b8735501 170 }
lakshya 33:76f2b8735501 171 else
lakshya 33:76f2b8735501 172 {
lakshya 20:949d13045431 173 //transmit short beacon and long beacon
lakshya 20:949d13045431 174 begintx = t_i.read_us();
lakshya 20:949d13045431 175 BCN_TX();
lakshya 20:949d13045431 176 endtx = t_i.read_us();
lakshya 33:76f2b8735501 177
lakshya 20:949d13045431 178 if(Check_ACK_RECEIVED() == 1)
lakshya 20:949d13045431 179 {
lakshya 20:949d13045431 180 Set_BCN_TX_STATUS(BCN_TX_SUCCESS);
lakshya 20:949d13045431 181 BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 182 }
lakshya 20:949d13045431 183 else
lakshya 20:949d13045431 184 {
lakshya 33:76f2b8735501 185 Set_BCN_TX_STATUS(BCN_TX_FAILURE);
lakshya 33:76f2b8735501 186 //BCN_FAIL_COUNT++;
lakshya 33:76f2b8735501 187 //Init_BEACON_HW();
lakshya 20:949d13045431 188 BCN_TX_MAIN_STATUS = 0;
lakshya 33:76f2b8735501 189
lakshya 20:949d13045431 190 }
lakshya 33:76f2b8735501 191 }
lakshya 33:76f2b8735501 192 }
lakshya 20:949d13045431 193 }
lakshya 20:949d13045431 194 else
lakshya 20:949d13045431 195 {
lakshya 20:949d13045431 196 Set_BCN_TX_STATUS(BCN_TX_DISABLED);
lakshya 20:949d13045431 197 BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 198 }
lakshya 20:949d13045431 199 }
lakshya 20:949d13045431 200 else
lakshya 20:949d13045431 201 {
lakshya 49:61c9f28332ba 202 timer_Set_BCN_TX_STATUS_RF_SILENCE.reset();
lakshya 49:61c9f28332ba 203 timer_Set_BCN_TX_STATUS_RF_SILENCE.start();
lakshya 20:949d13045431 204 Set_BCN_TX_STATUS(BCN_RF_SILENCE); //Window of RF Silence: None of the Txs should be on.
lakshya 20:949d13045431 205 BCN_TX_MAIN_STATUS = 0;
lakshya 49:61c9f28332ba 206 timer_Set_BCN_TX_STATUS_RF_SILENCE.stop();
lakshya 20:949d13045431 207 }
lakshya 20:949d13045431 208 t_i.stop();
lakshya 20:949d13045431 209 int end = t_i.read_us();
lakshya 20:949d13045431 210 pc_bcn.printf("The time required for FCTN_BCN_TX_MAIN is %d useconds\r\n", end-begin);
lakshya 20:949d13045431 211 pc_bcn.printf("The time required for FCTN_BCN_TX is %d useconds\r\n", endtx-begintx);
lakshya 20:949d13045431 212 /*
lakshya 20:949d13045431 213 pc_bcn.printf("The time required for Short_BCN is %d useconds\r\n", beginl-begins);
lakshya 20:949d13045431 214 pc_bcn.printf("The time required for Long_BCN is %d useconds\r\n", endtx-beginl);
lakshya 20:949d13045431 215 */
lakshya 20:949d13045431 216 ERROR_CHECK = 0;
lakshya 20:949d13045431 217
lakshya 20:949d13045431 218 }
lakshya 20:949d13045431 219
lakshya 20:949d13045431 220 void Set_BCN_TX_STATUS(uint8_t STATUS)
lakshya 20:949d13045431 221 {
lakshya 20:949d13045431 222 BCN_TX_STATUS = STATUS;
lakshya 20:949d13045431 223 }
lakshya 20:949d13045431 224
lakshya 20:949d13045431 225 uint8_t check_Temperature()
lakshya 20:949d13045431 226 {
lakshya 20:949d13045431 227 uint8_t temperature;
lakshya 20:949d13045431 228 writereg(RF22_REG_0F_ADC_CONFIGURATION,0x00);//set ADC to temp measurement
lakshya 33:76f2b8735501 229 writereg(RF22_REG_12_Temperature_Sensor_Calibration,0x60);//measure in degree celsius
lakshya 20:949d13045431 230 writereg(RF22_REG_0F_ADC_CONFIGURATION,0x80);//start adc
lakshya 20:949d13045431 231 wait(0.1);
lakshya 33:76f2b8735501 232 if( readreg(RF22_REG_0F_ADC_CONFIGURATION) & 0x80 == 0x00 )
lakshya 33:76f2b8735501 233 {
lakshya 33:76f2b8735501 234 temperature = readreg(RF22_REG_11_ADC_Value);
lakshya 33:76f2b8735501 235 temperature = (float)temperature - 64; //* 0.5 factor
lakshya 33:76f2b8735501 236 }
lakshya 33:76f2b8735501 237 else temperature = 0xFF;
lakshya 33:76f2b8735501 238 // temperature = (float)temperature*0.5 - 64;
lakshya 20:949d13045431 239 return temperature;
lakshya 20:949d13045431 240 }
lakshya 33:76f2b8735501 241
lakshya 33:76f2b8735501 242 uint32_t timeout_count;
lakshya 20:949d13045431 243 void BCN_TX()
lakshya 20:949d13045431 244 {
lakshya 49:61c9f28332ba 245 pc_bcn.printf("BCN_TX\n\r");
lakshya 20:949d13045431 246 writereg(RF22_REG_6E_TX_DATA_RATE,0x0A);
lakshya 20:949d13045431 247 writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps
lakshya 20:949d13045431 248
lakshya 20:949d13045431 249 wait(0.02);
lakshya 20:949d13045431 250
lakshya 33:76f2b8735501 251 timeout_count = 10e5;
lakshya 20:949d13045431 252 //extract values from short_beacon[]
lakshya 33:76f2b8735501 253 /*
lakshya 20:949d13045431 254 uint8_t Long_beacon[LONG_TX_DATA];
lakshya 20:949d13045431 255 for(int i = 0;i<LONG_TX_DATA;i++)
lakshya 20:949d13045431 256 {
lakshya 20:949d13045431 257 Long_beacon[i] = 0xFF;
lakshya 20:949d13045431 258 }
lakshya 20:949d13045431 259
lakshya 20:949d13045431 260 struct Short_beacon
lakshya 20:949d13045431 261 {
lakshya 20:949d13045431 262 uint8_t Voltage[1];
lakshya 20:949d13045431 263 uint8_t AngularSpeed[2];
lakshya 20:949d13045431 264 uint8_t SubsystemStatus[1];
lakshya 20:949d13045431 265 uint8_t Temp[3];
lakshya 20:949d13045431 266 uint8_t ErrorFlag[1];
lakshya 20:949d13045431 267 }Shortbeacon = { {0xFF}, {0xFF, 0xFF} , {0xFF},{0xFF,0xFF,0xFF}, {0xFF} };
lakshya 20:949d13045431 268
lakshya 20:949d13045431 269 //filling hk data
lakshya 20:949d13045431 270 //uint8_t short_beacon[] = { 0xAB, 0x8A, 0xE2, 0xBB, 0xB8, 0xA2, 0x8E,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
lakshya 20:949d13045431 271 uint8_t short_beacon[] = { 0xF3, 0x02, 0xFA, 0xC6, 0xD4, 0x28, 0x8A,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
lakshya 20:949d13045431 272
lakshya 20:949d13045431 273 //writereg(RF22_REG_07_OPERATING_MODE1,0x01); //ready mode ??
lakshya 33:76f2b8735501 274 */
lakshya 20:949d13045431 275 clearTxBuf(); //writing data first time
lakshya 20:949d13045431 276
lakshya 33:76f2b8735501 277 int byte_counter;
lakshya 20:949d13045431 278 uint8_t onebyte[4] = {0x81,0xA6,0xBE,0x4E};
lakshya 20:949d13045431 279 uint8_t zerobyte[4] = {0x7E,0x59,0x41,0xB1};
lakshya 20:949d13045431 280 for (byte_counter = 0; byte_counter <15 ; byte_counter++)
lakshya 20:949d13045431 281 {
lakshya 20:949d13045431 282 for(int j = 7; j >= 0 ; j--)
lakshya 20:949d13045431 283 {
lakshya 20:949d13045431 284 cs = 0;
lakshya 20:949d13045431 285 spi.write(0xFF);
lakshya 33:76f2b8735501 286 if((SHORT_HK_data[byte_counter] & (uint8_t) pow(2.0,j))!= pow(2.0,j))
lakshya 20:949d13045431 287 {
lakshya 20:949d13045431 288 //byte=0x00;
lakshya 20:949d13045431 289 spi.write(zerobyte[0]);
lakshya 20:949d13045431 290 spi.write(zerobyte[1]);
lakshya 20:949d13045431 291 spi.write(zerobyte[2]);
lakshya 20:949d13045431 292 spi.write(zerobyte[3]);
lakshya 20:949d13045431 293 }
lakshya 20:949d13045431 294 else
lakshya 20:949d13045431 295 {
lakshya 20:949d13045431 296 //byte=0xFF;
lakshya 20:949d13045431 297 spi.write(onebyte[0]);
lakshya 20:949d13045431 298 spi.write(onebyte[1]);
lakshya 20:949d13045431 299 spi.write(onebyte[2]);
lakshya 20:949d13045431 300 spi.write(onebyte[3]);
lakshya 20:949d13045431 301 }
lakshya 20:949d13045431 302 cs = 1;
lakshya 20:949d13045431 303 /*
lakshya 20:949d13045431 304 spi.write(byte);
lakshya 20:949d13045431 305 spi.write(byte);
lakshya 20:949d13045431 306 spi.write(byte);
lakshya 20:949d13045431 307 spi.write(byte); //Each bit is written 32 times
lakshya 20:949d13045431 308 */
lakshya 33:76f2b8735501 309 // byte_count+=4;
lakshya 20:949d13045431 310
lakshya 20:949d13045431 311 }
lakshya 20:949d13045431 312
lakshya 20:949d13045431 313 if(byte_counter == 1)
lakshya 33:76f2b8735501 314 if(BCN_SPND_TX != 1) //Check for flag update by COM
lakshya 33:76f2b8735501 315 {
lakshya 33:76f2b8735501 316 //Set to Tx mode
lakshya 33:76f2b8735501 317 writereg(RF22_REG_07_OPERATING_MODE1,0x08); //txon
lakshya 33:76f2b8735501 318 wait(0.1);// takes time to set to tx mode hence the delay of 0.1.
lakshya 33:76f2b8735501 319 }
lakshya 33:76f2b8735501 320
lakshya 20:949d13045431 321 //testing level
lakshya 20:949d13045431 322 /*if(byte_counter > 0)
lakshya 20:949d13045431 323 while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else
lakshya 20:949d13045431 324 {
lakshya 20:949d13045431 325 pc_bcn.printf("w_f_empty1\n\r");
lakshya 20:949d13045431 326 //reset_rfm(1);
lakshya 20:949d13045431 327 }*/
lakshya 20:949d13045431 328
lakshya 20:949d13045431 329
lakshya 20:949d13045431 330 //Check for fifoThresh
lakshya 20:949d13045431 331
lakshya 20:949d13045431 332 if(byte_counter > 0)
lakshya 20:949d13045431 333 {
lakshya 33:76f2b8735501 334 wait_ms(25);
lakshya 33:76f2b8735501 335 while( timeout_count --)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 33:76f2b8735501 336 {
lakshya 33:76f2b8735501 337 //pc_bcn.printf("w_f_empty\n");
lakshya 33:76f2b8735501 338 //reset_rfm(1);
lakshya 33:76f2b8735501 339 }
lakshya 33:76f2b8735501 340 timeout_count = 10e5;
lakshya 20:949d13045431 341 }
lakshya 20:949d13045431 342
lakshya 20:949d13045431 343 /* if(byte_counter%2==0 && byte_counter)
lakshya 20:949d13045431 344 while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else
lakshya 20:949d13045431 345 {
lakshya 20:949d13045431 346 pc_bcn.printf("W = %d\r\n",byte_counter);
lakshya 20:949d13045431 347 }*/
lakshya 20:949d13045431 348 //pc_bcn.printf("W = %d\r\n",byte_counter);
lakshya 20:949d13045431 349 }
lakshya 20:949d13045431 350
lakshya 33:76f2b8735501 351 for(byte_counter = 15;byte_counter<149;byte_counter++)
lakshya 20:949d13045431 352 {
lakshya 20:949d13045431 353 cs = 0;
lakshya 20:949d13045431 354 spi.write(0xFF);
lakshya 33:76f2b8735501 355 spi.write(LONG_HK_data[BCN_LONG_MSG_TYPE][byte_counter-15]);
lakshya 20:949d13045431 356 cs = 1;
lakshya 20:949d13045431 357
lakshya 20:949d13045431 358 if((byte_counter-15)%32==0)
lakshya 20:949d13045431 359 { //Check for fifoThresh
lakshya 20:949d13045431 360 wait_ms(25);
lakshya 33:76f2b8735501 361 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 362 {
lakshya 20:949d13045431 363 //pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 364 //reset_rfm(1);
lakshya 20:949d13045431 365 }
lakshya 20:949d13045431 366 }
lakshya 20:949d13045431 367
lakshya 20:949d13045431 368 }
lakshya 20:949d13045431 369 wait_ms(70);
lakshya 20:949d13045431 370 //Check for fifoThresh
lakshya 33:76f2b8735501 371 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 372 {
lakshya 20:949d13045431 373 pc_bcn.printf("Waiting for fifo to empty\r\n");
lakshya 20:949d13045431 374 }
lakshya 20:949d13045431 375
lakshya 20:949d13045431 376 //Check for packetsent interrupt
lakshya 20:949d13045431 377 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 378
lakshya 20:949d13045431 379 //pc_bcn.printf("Short packet sent, bytes written = %d\r\n",byte_count);
lakshya 20:949d13045431 380
lakshya 20:949d13045431 381 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 382
lakshya 20:949d13045431 383 }
lakshya 20:949d13045431 384 #if 0
lakshya 20:949d13045431 385 void LONG_BCN_TX()
lakshya 20:949d13045431 386 {
lakshya 20:949d13045431 387 /*
lakshya 20:949d13045431 388 writereg(RF22_REG_6E_TX_DATA_RATE,0x04);
lakshya 20:949d13045431 389 writereg(RF22_REG_6F_TX_DATA_RATE,0xEA);//600 bps
lakshya 20:949d13045431 390 */
lakshya 20:949d13045431 391 writereg(RF22_REG_3E_PACKET_LENGTH,LONG_TX_DATA); //long packet length
lakshya 20:949d13045431 392 wait(0.02);
lakshya 20:949d13045431 393 uint32_t timeout_count=10e5;
lakshya 20:949d13045431 394
lakshya 20:949d13045431 395 //get long_beacon array
lakshya 20:949d13045431 396
lakshya 20:949d13045431 397 uint8_t Long_beacon[LONG_TX_DATA];
lakshya 20:949d13045431 398 for(int i = 0;i<LONG_TX_DATA;i++)
lakshya 20:949d13045431 399 {
lakshya 20:949d13045431 400 Long_beacon[i] = 0xFF;
lakshya 20:949d13045431 401 }
lakshya 20:949d13045431 402
lakshya 20:949d13045431 403 clearTxBuf();
lakshya 20:949d13045431 404 //writing data first time
lakshya 20:949d13045431 405 cs = 0;
lakshya 20:949d13045431 406 spi.write(0xFF);
lakshya 20:949d13045431 407 for(int i=0; i<64;i++)
lakshya 20:949d13045431 408 {
lakshya 20:949d13045431 409 spi.write(Long_beacon[i]);
lakshya 20:949d13045431 410 }
lakshya 20:949d13045431 411 cs = 1;
lakshya 20:949d13045431 412
lakshya 20:949d13045431 413 //Set to Tx mode
lakshya 20:949d13045431 414 writereg(RF22_REG_07_OPERATING_MODE1,0x08);
lakshya 20:949d13045431 415 wait(0.1);//necessary
lakshya 20:949d13045431 416
lakshya 20:949d13045431 417 //Check for fifoThresh
lakshya 20:949d13045431 418 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1)
lakshya 20:949d13045431 419 {
lakshya 20:949d13045431 420 pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 421 reset_rfm(1);
lakshya 20:949d13045431 422 }
lakshya 20:949d13045431 423 timeout_count=10e5;
lakshya 20:949d13045431 424
lakshya 20:949d13045431 425 cs = 0;
lakshya 20:949d13045431 426 spi.write(0xFF);
lakshya 20:949d13045431 427 for(int i=64; i<127;i++)
lakshya 20:949d13045431 428 {
lakshya 20:949d13045431 429 spi.write(Long_beacon[i]);
lakshya 20:949d13045431 430 }
lakshya 20:949d13045431 431 cs = 1;
lakshya 20:949d13045431 432 wait(0.1);
lakshya 20:949d13045431 433 //Check for fifoThresh
lakshya 20:949d13045431 434 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1)
lakshya 20:949d13045431 435 {
lakshya 20:949d13045431 436 pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 437 reset_rfm(1);}
lakshya 20:949d13045431 438 timeout_count=10e5;
lakshya 20:949d13045431 439
lakshya 20:949d13045431 440 //Check for packetsent interrupt
lakshya 20:949d13045431 441 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 442
lakshya 20:949d13045431 443 //pc_bcn.printf("Long packet sent\r\n");
lakshya 20:949d13045431 444
lakshya 20:949d13045431 445 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 446 }
lakshya 20:949d13045431 447 #endif
lakshya 20:949d13045431 448 void reset_rfm(uint8_t fl)
lakshya 20:949d13045431 449 {
lakshya 20:949d13045431 450 if (fl ==1 && ERROR_CHECK ==0)
lakshya 20:949d13045431 451 { BCN_FAIL_COUNT++;
lakshya 20:949d13045431 452 ERROR_CHECK=1;
lakshya 49:61c9f28332ba 453 pc_bcn.printf("BCN_FAIL_COUNT++\n");
lakshya 20:949d13045431 454 }
lakshya 20:949d13045431 455 else if(fl == 0)
lakshya 20:949d13045431 456 {
lakshya 20:949d13045431 457 BCN_FAIL_COUNT = 0;
lakshya 20:949d13045431 458 ERROR_CHECK=0;
lakshya 20:949d13045431 459 }
lakshya 20:949d13045431 460 }
lakshya 20:949d13045431 461 void writereg(uint8_t reg,uint8_t val)
lakshya 20:949d13045431 462 {
lakshya 20:949d13045431 463
lakshya 20:949d13045431 464 uint8_t count = 0;
lakshya 20:949d13045431 465 for(;;count++)
lakshya 20:949d13045431 466 {
lakshya 20:949d13045431 467 int read_val =0; cs = 0;spi.write(reg | 0x80);spi.write(val);cs = 1;
lakshya 20:949d13045431 468 if(reg != 0x7 && reg != 0x58 && reg != 0xF)
lakshya 20:949d13045431 469 {
lakshya 20:949d13045431 470 read_val = readreg(reg);
lakshya 20:949d13045431 471 if (read_val == val)
lakshya 20:949d13045431 472 {
lakshya 20:949d13045431 473 break;
lakshya 20:949d13045431 474 }
lakshya 33:76f2b8735501 475 else if(count == 2)
lakshya 20:949d13045431 476 {
lakshya 49:61c9f28332ba 477 reset_rfm(1); pc_bcn.printf("reg = 0x%X\n",reg);break;
lakshya 20:949d13045431 478 }
lakshya 20:949d13045431 479 else init_spi();
lakshya 20:949d13045431 480 }
lakshya 20:949d13045431 481 else
lakshya 20:949d13045431 482 break;
lakshya 20:949d13045431 483 }
lakshya 20:949d13045431 484 }
lakshya 20:949d13045431 485 uint8_t readreg(uint8_t reg)
lakshya 20:949d13045431 486 {
lakshya 20:949d13045431 487 uint8_t val;cs = 0;spi.write(reg & ~0x80);val = spi.write(0);cs = 1;return val;
lakshya 20:949d13045431 488 }
lakshya 20:949d13045431 489 void clearTxBuf()
lakshya 20:949d13045431 490 {
lakshya 20:949d13045431 491 writereg(RF22_REG_08_OPERATING_MODE2,0x01);
lakshya 20:949d13045431 492 writereg(RF22_REG_08_OPERATING_MODE2,0x00);
lakshya 20:949d13045431 493 }
lakshya 20:949d13045431 494 uint8_t setFrequency(double centre)
lakshya 20:949d13045431 495 {
lakshya 20:949d13045431 496 uint8_t fbsel = 0x40;
lakshya 20:949d13045431 497 if (centre >= 480.0) {
lakshya 20:949d13045431 498 centre /= 2;
lakshya 20:949d13045431 499 fbsel |= 0x20;
lakshya 20:949d13045431 500 }
lakshya 20:949d13045431 501 centre /= 10.0;
lakshya 20:949d13045431 502 double integerPart = floor(centre);
lakshya 20:949d13045431 503 double fractionalPart = centre - integerPart;
lakshya 20:949d13045431 504
lakshya 20:949d13045431 505 uint8_t fb = (uint8_t)integerPart - 24; // Range 0 to 23
lakshya 20:949d13045431 506 fbsel |= fb;
lakshya 20:949d13045431 507 uint16_t fc = fractionalPart * 64000;
lakshya 20:949d13045431 508 writereg(RF22_REG_73_FREQUENCY_OFFSET1, 0); // REVISIT
lakshya 20:949d13045431 509 writereg(RF22_REG_74_FREQUENCY_OFFSET2, 0);
lakshya 20:949d13045431 510 writereg(RF22_REG_75_FREQUENCY_BAND_SELECT, fbsel);
lakshya 20:949d13045431 511 writereg(RF22_REG_76_NOMINAL_CARRIER_FREQUENCY1, fc >> 8);
lakshya 20:949d13045431 512 writereg(RF22_REG_77_NOMINAL_CARRIER_FREQUENCY0, fc & 0xff);
lakshya 20:949d13045431 513 return 0;
lakshya 20:949d13045431 514 }
lakshya 20:949d13045431 515 void init_spi()
lakshya 20:949d13045431 516 {
lakshya 20:949d13045431 517 cs=1; // chip must be deselected
lakshya 20:949d13045431 518 wait(0.1);
lakshya 20:949d13045431 519 spi.format(8,0);
lakshya 20:949d13045431 520 spi.frequency(10000000); //10MHz SCLK
lakshya 20:949d13045431 521 }
lakshya 20:949d13045431 522 void Init_BEACON_HW()
lakshya 20:949d13045431 523 {
lakshya 49:61c9f28332ba 524 pc_bcn.printf("Init HW\n\r");
lakshya 20:949d13045431 525 ERROR_CHECK=0;
lakshya 20:949d13045431 526 wait(0.1);
lakshya 20:949d13045431 527 int BCN_INIT_COUNTER = 1;
lakshya 20:949d13045431 528 while(BCN_INIT_COUNTER)
lakshya 20:949d13045431 529 {
lakshya 20:949d13045431 530 init_spi();
lakshya 49:61c9f28332ba 531 pc_bcn.printf("init spi\r\n");
lakshya 20:949d13045431 532 //should either have a flag for invalid SPI or discard this for actual case or add reset
lakshya 20:949d13045431 533 if (readreg(RF22_REG_00_DEVICE_TYPE) == 0x08)
lakshya 20:949d13045431 534 {
lakshya 20:949d13045431 535 pc_bcn.printf("spi connection valid\r\n");
lakshya 20:949d13045431 536 reset_rfm(0);
lakshya 49:61c9f28332ba 537
lakshya 49:61c9f28332ba 538 timer_Set_BCN_TX_STATUS_SUCCESS.reset();
lakshya 49:61c9f28332ba 539 timer_Set_BCN_TX_STATUS_SUCCESS.start();
lakshya 33:76f2b8735501 540 Set_BCN_TX_STATUS(BCN_INIT_SUCCESS);
lakshya 49:61c9f28332ba 541 timer_Set_BCN_TX_STATUS_SUCCESS.stop();
lakshya 49:61c9f28332ba 542
lakshya 20:949d13045431 543 break;
lakshya 20:949d13045431 544 }
lakshya 20:949d13045431 545 else if (BCN_INIT_COUNTER == 1)
lakshya 20:949d13045431 546 {
lakshya 20:949d13045431 547 pc_bcn.printf("error in spi connection\r\n");
lakshya 20:949d13045431 548 reset_rfm(1);
lakshya 20:949d13045431 549 writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset
lakshya 20:949d13045431 550 wait(0.1); //takes time to reset
lakshya 20:949d13045431 551 }
lakshya 20:949d13045431 552 else if (BCN_INIT_COUNTER == 2)
lakshya 20:949d13045431 553 {
lakshya 20:949d13045431 554 pc_bcn.printf("error in spi connection\r\n");
lakshya 20:949d13045431 555 reset_rfm(1);
lakshya 20:949d13045431 556 BCN_TX_SW_STATUS = 0b00000011; //Device disabled
lakshya 20:949d13045431 557 //reset BCN HW using switch here
lakshya 20:949d13045431 558 }
lakshya 20:949d13045431 559 else
lakshya 20:949d13045431 560 {
lakshya 20:949d13045431 561 pc_bcn.printf("BCN_TX_FAILURE\r\n");
lakshya 49:61c9f28332ba 562
lakshya 49:61c9f28332ba 563 timer_Set_BCN_TX_STATUS_FAILURE.reset();
lakshya 49:61c9f28332ba 564 timer_Set_BCN_TX_STATUS_FAILURE.start();
lakshya 33:76f2b8735501 565 Set_BCN_TX_STATUS(BCN_INIT_FAILURE);
lakshya 49:61c9f28332ba 566 timer_Set_BCN_TX_STATUS_FAILURE.stop();
lakshya 49:61c9f28332ba 567
lakshya 20:949d13045431 568 break;
lakshya 20:949d13045431 569 }
lakshya 20:949d13045431 570 BCN_INIT_COUNTER++;
lakshya 20:949d13045431 571 }
lakshya 20:949d13045431 572
lakshya 33:76f2b8735501 573 if(BCN_TX_STATUS == BCN_INIT_SUCCESS)
lakshya 20:949d13045431 574 {
lakshya 20:949d13045431 575 writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset
lakshya 20:949d13045431 576 wait(0.1); //takes time to reset
lakshya 20:949d13045431 577
lakshya 20:949d13045431 578 clearTxBuf();
lakshya 20:949d13045431 579
lakshya 20:949d13045431 580 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 581
lakshya 20:949d13045431 582 //txfifoalmostempty
lakshya 20:949d13045431 583 writereg(RF22_REG_7D_TX_FIFO_CONTROL2,30);
lakshya 20:949d13045431 584
lakshya 20:949d13045431 585 //txfifoalmostfull
lakshya 20:949d13045431 586 writereg(RF22_REG_7C_TX_FIFO_CONTROL1,50);
lakshya 20:949d13045431 587
lakshya 20:949d13045431 588
lakshya 20:949d13045431 589 //Packet-engine registers
lakshya 20:949d13045431 590 writereg(RF22_REG_30_DATA_ACCESS_CONTROL,0x00);
lakshya 20:949d13045431 591
lakshya 20:949d13045431 592 writereg(RF22_REG_33_HEADER_CONTROL2,0x08);
lakshya 20:949d13045431 593 writereg(RF22_REG_34_PREAMBLE_LENGTH,0x00);
lakshya 20:949d13045431 594
lakshya 20:949d13045431 595 writereg(RF22_REG_0B_GPIO_CONFIGURATION0,0x15); // TX state
lakshya 20:949d13045431 596 writereg(RF22_REG_0C_GPIO_CONFIGURATION1,0x12); // RX state
lakshya 20:949d13045431 597
lakshya 20:949d13045431 598 setFrequency(435.0);
lakshya 20:949d13045431 599
lakshya 20:949d13045431 600 int i=3;
lakshya 20:949d13045431 601 while(i--)
lakshya 20:949d13045431 602 if((readreg(RF22_REG_02_DEVICE_STATUS)& 0x08)!= 0x00)
lakshya 20:949d13045431 603 {
lakshya 20:949d13045431 604 setFrequency(435.0);
lakshya 20:949d13045431 605 if (i==1)
lakshya 20:949d13045431 606 {pc_bcn.printf("frequency not set properly\r\n");
lakshya 20:949d13045431 607 reset_rfm(1);
lakshya 20:949d13045431 608 }
lakshya 20:949d13045431 609 }
lakshya 20:949d13045431 610
lakshya 20:949d13045431 611 //set Modem Configuration
lakshya 20:949d13045431 612 writereg(RF22_REG_58,0x80);
lakshya 20:949d13045431 613
lakshya 20:949d13045431 614 //Set Data rate - same for both long and short beacon
lakshya 20:949d13045431 615
lakshya 20:949d13045431 616 writereg(RF22_REG_6E_TX_DATA_RATE,0x0A);
lakshya 33:76f2b8735501 617 writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps
lakshya 33:76f2b8735501 618 writereg(RF22_REG_70_MODULATION_CONTROL1,0x20);//For data rates below 30kbps
lakshya 20:949d13045431 619
lakshya 20:949d13045431 620
lakshya 33:76f2b8735501 621 writereg(RF22_REG_71_MODULATION_CONTROL2,0x21);//0x21 = FIFO mode with ook demodulation
lakshya 33:76f2b8735501 622
lakshya 20:949d13045431 623
lakshya 20:949d13045431 624 //set tx power
lakshya 20:949d13045431 625 writereg(RF22_REG_6D_TX_POWER,0x07); //20dbm
lakshya 20:949d13045431 626
lakshya 20:949d13045431 627 //TX_packet_length written later
lakshya 20:949d13045431 628 ERROR_CHECK = 0;
lakshya 49:61c9f28332ba 629 pc_bcn.printf("Done Init HW\n\r");
lakshya 20:949d13045431 630 }
lakshya 20:949d13045431 631 }
lakshya 20:949d13045431 632 bool Check_ACK_RECEIVED()
lakshya 20:949d13045431 633 {
lakshya 20:949d13045431 634 if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)
lakshya 20:949d13045431 635 {
lakshya 49:61c9f28332ba 636 pc_bcn.printf("Packet sent: ACK received\r\n");
lakshya 20:949d13045431 637 return 1;
lakshya 20:949d13045431 638 }
lakshya 20:949d13045431 639 else
lakshya 20:949d13045431 640 {
lakshya 20:949d13045431 641 pc_bcn.printf("Packet not sent\r\n");
lakshya 20:949d13045431 642 return 0;
lakshya 20:949d13045431 643 }
lakshya 20:949d13045431 644 }
lakshya 20:949d13045431 645 /*
lakshya 20:949d13045431 646 int main()
lakshya 20:949d13045431 647 {
lakshya 20:949d13045431 648 FCTN_BCN_INIT();
lakshya 20:949d13045431 649
lakshya 20:949d13045431 650 loop.attach(&FCTN_BCN_TX_MAIN, 10.0);//in actual case its 30.0
lakshya 20:949d13045431 651
lakshya 20:949d13045431 652 while(1);
lakshya 20:949d13045431 653
lakshya 20:949d13045431 654 }
lakshya 33:76f2b8735501 655 */
lakshya 33:76f2b8735501 656
lakshya 33:76f2b8735501 657 void FCTN_BCN_SPND_TX()
lakshya 33:76f2b8735501 658 {
lakshya 50:6001287f3045 659 printf("BCN_SPND\n\r");
lakshya 33:76f2b8735501 660 BCN_SPND_TX = 1;
lakshya 33:76f2b8735501 661 if( BCN_TX_MAIN_STATUS == 1 && BCN_TX_SW_STATUS == 1 )
lakshya 33:76f2b8735501 662 {
lakshya 33:76f2b8735501 663 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 33:76f2b8735501 664 if( readreg(RF22_REG_07_OPERATING_MODE1) & 0x08 == 0x08 )
lakshya 33:76f2b8735501 665 {
lakshya 33:76f2b8735501 666 BCN_SW = 0;
lakshya 33:76f2b8735501 667 BCN_TX_SW_STATUS = 3;
lakshya 33:76f2b8735501 668 }
lakshya 33:76f2b8735501 669 }
lakshya 33:76f2b8735501 670 }
lakshya 33:76f2b8735501 671